FUNCTION: PRODUCES ATP FROM ADP IN THE PRESENCE OF A PROTON GRADIENT ACROSS THE MEMBRANE. THE BETA CHAIN IS THE CATALYTIC SUBUNIT. * CATALYTIC ACTIVITY: ATP + H2O + H+(In) = ADP + phosphate + H+(Out). * SUBUNIT: F-TYPE ATPASES HAVE 2 COMPONENTS, CF(1) - THE CATALYTIC CORE - AND CF(0) - THE MEMBRANE PROTON CHANNEL. CF(1) HAS FIVE SUBUNITS: ALPHA(3), BETA(3), GAMMA(1), DELTA(1), EPSILON(1). CF(0) HAS THREE MAIN SUBUNITS: A, B AND C. * SUBCELLULAR LOCATION: Mitochondrial. * SIMILARITY: BELONGS TO THE ATPASE ALPHA/BETA CHAINS FAMILY. |
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04-JAN-03
Last Update 13-Mar-03